Engineering Resources

Engineering Data
Engineering Reference Handbook
How to Specify Custom Parts

Engineering Data

Dimensioning Symbols
Finish Abbreviations
Material Characteristics—Non-Metals
Material Characteristics—Metals
Material Finish Characteristics
Material & Finish Specifications
Metric Conversion Table
Screw Size & Decimal Equivalent Charts
Standard Manufacturing Thicknesses
Table of Properties—Metallic Materials
Table of Properties—Non–Metallic Materials
Workmanship Acceptance Standards
Material Thickness Availability and Tolerance Chart

Non-Metallics
Acetal Kapton Nylon & PVC
(Delrin®) Nylatron
0.001 ± 0.0002 0.005 ± 0.001
0.010 ± 0.003 0.002 ± 0.0003 0.010 + 0.003/- 0.000 0.007 ± 0.001
0.015 ± 0.002 0.003 ± 0.0003 0.015 ± 0.003 0.010 ± 0.001
0.020 ± 0.003 0.005 ± 0.0005 0.016 ± 0.004 0.015 ± 0.002
0.025 ± 0.003
0.020 ± 0.003 0.020 ± 0.002
0.031 ± 0.003 PCTFE 0.025 ± 0.003 0.030 ± 0.003
0.040 ± 0.003 0.031 ± 0.003 0.040 ± 0.004
0.050 ± 0.004 0.016 ± 0.003 0.040 ± 0.003 0.062 ± 0.009
0.062 ± 0.004 0.031 ± 0.004 0.050 ± 0.005 0.080 ± 0.008
0.093 ± 0.005 0.040 ± 0.004 0.062 ± 0.005 0.093 ± 0.009
0.125 ± 0.005 0.062 ± 0.013 0.070 ± 0.005 0.100 ± 0.010
0.080 ± 0.005 0.125 ± 0.013
Fiberglass Mica 0.093 ± 0.005
(G7,G9,G10,G11) 0.125 ± 0.005 Santoprene
0.002 ± 0.001
0.005 ± 0.0023 0.003 ± 0.001 Phenolic 0.015 ± 0.008
0.010 ± 0.0023 0.004 ± 0.001 0.030 ± 0.008
0.015 ± 0.0034 0.005 ± 0.001 0.010 ± 0.0030 0.045 ± 0.008
0.020 ± 0.0045 0.006 ± 0.002 0.020 ± 0.0045 0.062 ± 0.008
0.025 ± 0.0056 0.007 ± 0.002 0.025 ± 0.0051 0.093 ± 0.008
0.031 ± 0.0073 0.008 ± 0.002 0.031 ± 0.0056 0.125 ± 0.008
0.040 ± 0.0084 0.009 ± 0.002 0.045 ± 0.0062
0.045 ± 0.0084 0.010 ± 0.002 0.063 ± 0.0079 PTFE
0.062 ± 0.0084 0.015 ± 0.003 0.094 ± 0.0088
0.093 ± 0.0101
0.125 ± 0.0090 0.002 ± 0.0005
0.125 ± 0.0135 Mylar
0.003 ± 0.0010
Polyethylene 0.004 ± 0.0010
Fibre 0.001 ± 0.0001 (High Density) 0.005 ± 0.0010
0.002 ± 0.0002 0.010 ± 0.0015
0.010 ± 0.0010 0.003 ± 0.0003 0.010 ± 0.0030 0.015 ± 0.0020
0.012 ± 0.0012 0.004 ± 0.0004 0.015 ± 0.002 0.020 ± 0.0025
0.015 ± 0.0015 0.005 ± 0.0005 0.020 ± 0.002 0.025 ± 0.0030
0.020 ± 0.0020 0.007 ± 0.0007 0.025 ± 0.003 0.031 ± 0.0040
0.025 ± 0.0025 0.010 ± 0.0010 0.030 ± 0.004 0.040 ± 0.0045
0.032 ± 0.0032 0.014 ± 0.0014 0.040 ± 0.003 0.045 ± 0.0050
0.040 ± 0.0040
0.050 ± 0.004 0.050 ± 0.0050
0.045 ± 0.0040 Neoprene 0.063 ± 0.004 0.062 ± 0.0050
0.050 ± 0.0050 0.093 ± 0.005 0.070 ± 0.0060
0.062 ± 0.0050 0.016 ± 0.010 0.125 ± 0.005 0.076 ± 0.0060
0.070 ± 0.0070 0.020 ± 0.010 0.080 ± 0.0060
0.080 ± 0.0070 0.031 ± 0.012 0.093 ± 0.0060
0.093 ± 0.0070 0.047 ± 0.012 0.100 ± 0.0070
0.125 ± 0.0150 0.062 ± 0.012 0.125 ± 0.0070
0.093 ± 0.016
0.125 ± 0.016
 
Metallics
Aluminum Brass Spring Steel Steel
Aerospace (C.R.S.)
Alloys 0.002 ± 0.0006 0.005 ± 0.0005
0.003 ± 0.0006 0.006 ± 0.0005 0.001 ± 0.0001
0.010 ± 0.0020 0.004 ± 0.0006 0.008 ± 0.0008 0.002 ± 0.0002
0.016 ± 0.0025 0.005 ± 0.0008 0.010 ± 0.0010 0.003 ± 0.0003
0.020 ± 0.0025 0.007 ± 0.0010 0.012 ± 0.0010 0.005 ± 0.0005
0.025 ± 0.0025 0.008 ± 0.0010 0.015 ± 0.0010 0.006 ± 0.0006
0.032 ± 0.0020 0.010 ± 0.0013 0.018 ± 0.0010 0.007 ± 0.0007
0.040 ± 0.0020 0.012 ± 0.0013 0.020 ± 0.0015 0.010 ± 0.0010
0.050 ± 0.0020 0.016 ± 0.0025 0.025 ± 0.0015 0.012 ± 0.0012
0.063 ± 0.0030 0.018 ± 0.0030 0.028 ± 0.0020 0.015 ± 0.0020
0.071 ± 0.0030 0.020 ± 0.0030 0.032 ± 0.0020 0.018 ± 0.0020
0.080 ± 0.0035 0.025 ± 0.0030 0.035 ± 0.0020 0.020 ± 0.0030
0.090 ± 0.0035 0.032 ± 0.0035 0.040 ± 0.0020 0.024 ± 0.0030
0.100 ± 0.0035 0.040 ± 0.0040 0.050 ± 0.0025 0.025 ± 0.0030
0.125 ± 0.0035 0.050 ± 0.0040 0.062 ± 0.0025 0.030 ± 0.0030
0.063 ± 0.0050 0.083 ± 0.0030 0.032 ± 0.0030
Aluminum 0.080 ± 0.0060 0.093 ± 0.0030 0.036 ± 0.0030
Non-Aerospace 0.090 ± 0.0060 0.109 ± 0.0030 0.042 ± 0.0040
Alloys 0.125 ± 0.0060 0.125 ± 0.0030 0.048 ± 0.0040
0.060 ± 0.0050
0.016 ± 0.0015 Copper Stainless 0.075 ± 0.0050
0.020 ± 0.0020 0.090 ± 0.0050
0.025 ± 0.0020 0.010 ± 0.0008 0.001 ± 0.0001 0.105 ± 0.0060
0.032 ± 0.0025 0.016 ± 0.0010 0.002 ± 0.0002 0.120 ± 0.0060
0.040 ± 0.0035 0.018 ± 0.0013 0.003 ± 0.0003 0.135 ± 0.0060
0.050 ± 0.0035 0.021 ± 0.0013 0.004 ± 0.0004
0.063 ± 0.0035 0.025 ± 0.0015 0.005 ± 0.0005 Titanium
0.080 ± 0.0045 0.032 ± 0.0020 0.006 ± 0.0006
0.090 ± 0.0045 0.043 ± 0.0020 0.007 ± 0.0007 0.016 ± 0.0020
0.125 ± 0.0055 0.048 ± 0.0020 0.008 ± 0.0008 0.020 ± 0.0030
0.051 ± 0.0025 0.010 ± 0.0010 0.032 ± 0.0040
Berylco 0.064 ± 0.0025 0.012 ± 0.0020 0.063 ± 0.0060
0.080 ± 0.0030 0.015 ± 0.0020 0.080 ± 0.0070
0.002 ± 0.0004 0.094 ± 0.0030 0.020 ± 0.0025
0.003 ± 0.0004 0.125 ± 0.0030 0.024 ± 0.0025
0.004 ± 0.0004
0.025 ± 0.0025
0.005 ± 0.0006 Phos. Bronze 0.030 ± 0.0030
0.006 ± 0.0006 0.032 ± 0.0030
0.007 ± 0.0008 0.005 ± 0.0003 0.035 ± 0.0030
0.008 ± 0.0008 0.006 ± 0.0003 0.040 ± 0.0035
0.010 ± 0.0010 0.008 ± 0.0003 0.048 ± 0.0035
0.0126 ± 0.001 0.010 ± 0.0003 0.060 ± 0.0035
0.016 ± 0.0013 0.012 ± 0.0003 0.063 ± 0.0035
0.018 ± 0.0015 0.016 ± 0.0003 0.075 ± 0.0050
0.020 ± 0.0015 0.020 ± 0.0003 0.090 ± 0.0050
0.022 ± 0.0020 0.025 ± 0.0004 *0.100 ± 0.004
0.025 ± 0.0020 0.032 ± 0.0006 *0.150 ± 0.005
0.028 ± 0.0025 0.040 ± 0.0005 *0.120 ± 0.005
0.032 ± 0.0025 0.050 ± 0.0006 *0.125 ± 0.005
0.040 ± 0.0030 *0.135 ± 0.005
0.050 ± 0.0030
0.062 ± 0.0035
 
*Bar and Sheet Stock
 
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